>>> Emerging : portage://net-analyzer/tracebox-0.4.4-r100:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ useflag portage://net-analyzer/tracebox-0.4.4-r100 (lua_single_target_lua5-4)

 └─step  2─┤ download  portage://net-analyzer/tracebox-0.4.4-r100
             │           └─ file ─┤ 75.03 Kb  	 tracebox-0.4.4.tar.gz
             │ download  portage://net-libs/libcrafter-1.0-r1
             │           └─ file ─┤ 113.78 Kb  	 libcrafter-1.0.tar.gz

Total: 3 actions (1 useflag, 2 downloads), grouped into 2 steps.
       188.81 Kb to be downloaded.


>>> Assumptions taken during proving & planning:

  USE flag change (1 package):
  Add to /etc/portage/package.use:
    net-analyzer/tracebox lua_single_target_lua5-4